12-8 Care and Maintenance
12.3.2 System Performance Check
**It is an effective method to perform checks on product performance. It is necessary to select more.
The routine maintenance is not required
**.
Table 12-6 System function list
No. Item Method
1.
B Mode
Verify the basic operation in B mode. Check the basic
software and hardware assembly which affect B-mode
operation.
2.
Color mode
Check the basic operation in Color mode. Check the
basic software and hardware assembly which affect
3.
Doppler mode (PW/CW)
Verify basic operation in Doppler mode. Check the basic
software and hardware assembly which affect Doppler
mode operation.
4.
M mode
Check the basic operation in M mode. Check the basic
software and hardware assembly which affect M-mode
operation.
5.
measurement, optional application
measurement for 2D, M, Doppler)
Scan the gray scale on body mark mode. Use controls
to measure the accuracy of the distance and the area.
Verify the measurement accuracy by employing the
performance test.
6.
Keyboard test Test the keyboard to verify the keys on the keyboard.
7.
LCD
Please refer to LCD checking methods to verify LCD
display and parameters adjustments.
8.
Software menu testing
Test the display of the software function to verify the
entering to menus and interfaces.
See Chapter 5.4 and Chapter 5.5.
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